The Orobas addon

you can find Orobas in the Neither 

You can trade with Orobas a totem of undying for a Demon Essence and you canal trade other things aswell in the picture 

Ophanim

Drop: holy plants

Health: 77777

An Ophanim is sent by God to kill humans for fun. Only spawns in overworld biomes.

You can throw the angel essence, and the hit damage is 9999999, and you can kill the ophanim with it.
holy plants can give you op effects just make sure close to lick it